Erwin chargaff studied the dna of organismswithin a single species. chargaff discovered thatthe amount of adenine is about equal to the amountof thymine. which of these explains why the ratioof adenine to thymine is nearly 1: 1

You need to make 500ml of 7h9(+) media with 1x adn and 30ug/ml of the antibiotic kanamycin. your stock solutions are 10x adn and 30mg/ml of kanamycin. the solvent is distilled water. how much of each component will you need to make the desired final solution?

What is the difference between bacterial infections and viral infections?

What is the primary goal of human communities?